The Arduino Reference text is licensed under a Creative Commons Attribution-Share Alike 3.0 License.

Find anything that can be improved? Suggest corrections and new documentation via GitHub.

Doubts on how to use Github? Learn everything you need to know in this tutorial.

Last Update: Not Available

Edit This Page
Reference > Language > Structure > Boolean operators > Logicalor

||

[Boolean Operators]

Description

Logical OR results in a true if either of the two operands is true.

Example Code

This operator can be used inside the condition of an if statement.

if (x > 0 || y > 0) { // if either x or y is greater than zero
  // statements
}

Notes and Warnings

Do not confuse the boolean || (double pipe) operator with the bitwise OR operator | (single pipe).

See also